Ok here's one.
I was shooting a roll of Fuji 160NPS with the Voigtlander Rollfilmkamera (1933), trying to get things sorted out... I still have work to do on the camera.
But anyway, it is a 6x9 medium format folder - 8 pictures per roll. Picture 6 came out like this:
The key here is that
the street with the cars on the left edge don't exist, or don't exist there at any rate. Perhaps it is the street behind me. But I did no double exposure thing. And the next two frames of the same building from the same spot that I took immediately afterward do not have this intrusion.